import numpy  as np
import matplotlib.pyplot as plt

x = np.arange(101)
y = x**(1./3)

fig, ax = plt.subplots()
ax.plot(x, y)

ax.set_xticks(np.arange(0,101,20))
ax.set_xticks(np.arange(0,101,10), minor=True)
ax.set_yticks([])
ax.tick_params(labelsize=15, colors='r')